误She came to beg a favour from me.
正She came to beg a favour of me.
析当beg的宾语是非物质的东西时,应该说beg sth of sb,表示“向某人恳求某事”, favour是非物质的东西,所以用of。
对不起,我的意见恰好和你的相反。误I beg differing with you entirely.
正I beg to differ with you entirely.
析在需要搭用非谓语动词时, beg要搭用动词不定式(短语),不搭用动名词(短语)。